Exploration - VELSON Grade Control Drilling machine
Product Description
VESLON manufactures & sells the GC Rig for mineral exploration purpose, The Grade control is the process of drilling holes, usually in close proximity to check the quality & grade of the ore while mining is underway. This is commonly carried out after the ore body has been identified and is used to help define the mine model.
Technical Specifications
| Exploration - VELSON Grade Control Drilling machine | |
|---|---|
| Application | - RC Grade Control |
| Capacity | - 54 meter - dia (128-150mm) |
| Drilling angle | - 45 – 90 degrees |
| Prime mover | - Crawler mounted drill unit powered from deck engine 180hp @1800 Rpm |
| Crawler type | - Long crawler (LC) |
| Gradeability | - 30 degree @ mast down condition |
| Travel speed | - 2.5kmph |
| Maximum traction force | - 290kn |
| Marching and Operator cabin | - Air cooled cabin on left front corner |
| Ground clearance | - 350mm |
| MAST | - Box section heavy lattice structural steel construction - Overall length - 9.5 meter - Travel length - 7.25 meter - Rod handling -6 meter |
| Rod changer | - Hydraulic operated rod handling system @ vertical and inclined position |
| Rod changer Rod carrying capacity | - Holding capacity 6meter length -9 no’s (9x6=54 meters) |
| Feed system | - Double acting hydraulic cylinder with steel rope driven system - Max. Pull up force - 19000kgs - Max. Pull up speed - 40 m/min - Max. Pull down force - 11000kgs - Max. Pull down speed - 60 m/min |
| Mast Raising Cylinder | - Two Hydraulic cylinders |
| Rotation head | - Powered by two hydraulic motors - Max. Rotation – 140 RPM (Range 60-140) - Max. Torque – 6660 N-m |
| Break-out wrench | - Hydraulic operated Brake out wrench with foot clamp |
| Hydraulic main pump | - Variable displacement pump 250 bar |
| Auxiliary pump | - Gear pump 200 bar |
| Water and foam pump | - Triplex piston type 56 lpm |
| Auto feed | - Fine control for Rotary head travel speed |
| Leveling jacks | - Hydraulic leveling jacks with box type guide |
| Cyclone | - In volute cyclone for wet and dry condition with cone splitter |
| Emergency shutdown switch | - Available in four corners |
| Air compressor | - 900cfm@350psi or 1100cfm@300psi |
| Machine dimension | - Length:11250 mm - Width:2900mm - Height:4700mm - Weight:28000kgs(approx.) |
| Fire Suppression | - Auto Fire Suppression (25 kg) @ 8 Nozzle |